Table 1 in Four new species of Gesneriaceae from Yunnan, Southwest China

Table 1. Morphological comparison between Petrocosmea rhombifolia sp.nov. and P. rosettifolia C. Y. Wu ex H. W. Li.
CharactersP. rhombifoliumP. rosettifoliaLeaf bladeShape and sizeovate or ovate to rhombic, 1.5-5.3 × 1.3-2.8 cmbroadly ovate to orbicular or broadly elliptic, 0.5-4.0 × 0.4-3.0cmMarginnearly entire or slightly repandentire to crenulate-serrulate toward apexlateral veinsconspicuous, 2-3 pairsinconspicuousBaserounded or cuneatebroadly cuneate to cuneateApexacute or obtusebroadly acuteindumentumdensely white pubescent to siliceousdensely appressed puberulent or sericeous to tomentosePetioleto 15 cm longto 4 cm longCymes1-flowered1-floweredCorollaCalyxactinomorphic, equally divided into 5 lobes from baseactinomorphic, equally divided into 5 lobes from basecolour and indumentumlight blue, upper lip white, outside sparsely pubescent to puberulous, inside sparsely puberulent or subglabrouspurple-blue throughout, outside sparsely puberulent, inside glabrousadaxial lip14-15 × 9-10 mm, distinctly 2-lobed with the two lobes reflexedca. 5 mm, distinctly 2-lobedabaxial lip27-28 × 12-14 mmca. 8 × 7 mmThroatwhitish light blue or somewhat light blue with 2 oblong deep blue blotcheswhiteTube5-6 mmca. 5 mmStamensfilamentsca. 3 mm, sparsely pubescentca. 3 mm, minutely hispidanthersca. 3 mmca. 1 mm, beaklessPistilca. 1.1 cmca. 1 cmOvaryoblate, densely villouselliptic-ovoid, appressed puberulentStyleca. 8 mm, sparsely pubescent near base5-7 mm, sparsely puberulent near baseFlowering timeMarch to MayOctober